if(0){
    console.log('揭开面纱')
}else{
    console.log('重伤倒地')
}

var arr=[]

arr.push(54);
arr.push('54');
arr.push("54");
arr.push({name:'垃圾君',age:18});
arr.push(function(){console.log('不知道写啥')});

console.log(arr);


var a=5.25*4;
var b=3*7;

console.log(a);
console.log(b);

console.log(5.25*4===3*7);
console.log(Math.abs(a-b<0))

